# git rev-parse -q --verify 31130a16d459de809cd1c03eabc9567d094aae6a^{commit}
31130a16d459de809cd1c03eabc9567d094aae6a
already have revision, skipping fetch
# git checkout -q -f -B kisskb 31130a16d459de809cd1c03eabc9567d094aae6a
# git clean -qxdf
# < git log -1
# commit 31130a16d459de809cd1c03eabc9567d094aae6a
# Merge: 1202f4f 3596924
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Tue Aug 14 16:54:22 2018 -0700
# 
#     Merge tag 'for-linus-4.19-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
#     
#     Pull xen updates from Juergen Gross:
#     
#      - add dma-buf functionality to Xen grant table handling
#     
#      - fix for booting the kernel as Xen PVH dom0
#     
#      - fix for booting the kernel as a Xen PV guest with
#        CONFIG_DEBUG_VIRTUAL enabled
#     
#      - other minor performance and style fixes
#     
#     * tag 'for-linus-4.19-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
#       xen/balloon: fix balloon initialization for PVH Dom0
#       xen: don't use privcmd_call() from xen_mc_flush()
#       xen/pv: Call get_cpu_address_sizes to set x86_virt/phys_bits
#       xen/biomerge: Use true and false for boolean values
#       xen/gntdev: don't dereference a null gntdev_dmabuf on allocation failure
#       xen/spinlock: Don't use pvqspinlock if only 1 vCPU
#       xen/gntdev: Implement dma-buf import functionality
#       xen/gntdev: Implement dma-buf export functionality
#       xen/gntdev: Add initial support for dma-buf UAPI
#       xen/gntdev: Make private routines/structures accessible
#       xen/gntdev: Allow mappings for DMA buffers
#       xen/grant-table: Allow allocating buffers suitable for DMA
#       xen/balloon: Share common memory reservation routines
#       xen/grant-table: Make set/clear page private code shared
# < /opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-gcc --version
# < git log --format=%s --max-count=1 31130a16d459de809cd1c03eabc9567d094aae6a
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/linus_pseries_le_defconfig+NO_SPLPAR_ppc64le CROSS_COMPILE=/opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-  pseries_le_defconfig
# Added to kconfig CONFIG_PPC_SPLPAR=n
# make -s -j 48 ARCH=powerpc O=/kisskb/build/linus_pseries_le_defconfig+NO_SPLPAR_ppc64le CROSS_COMPILE=/opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-  olddefconfig
# make -s -j 48 ARCH=powerpc O=/kisskb/build/linus_pseries_le_defconfig+NO_SPLPAR_ppc64le CROSS_COMPILE=/opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-  
WARNING: modpost: Found 3 section mismatch(es).
To see full details build your kernel with:
'make CONFIG_DEBUG_SECTION_MISMATCH=y'
Completed OK
# rm -rf /kisskb/build/linus_pseries_le_defconfig+NO_SPLPAR_ppc64le
# Build took: 0:02:23.853948